JPH08270979A - Ventilation and air conditioning device - Google Patents

Abstract

PURPOSE: To provide a ventilation and air conditioning device in which some component parts constituting its main body can be divided into two segments and its repairing or maintenance work can be easily performed from its upper and lower surfaces. CONSTITUTION: There is provided a full heat exchanger 11. A molded product 17 and a molded product 18 forming a casing for a suction blower 13 and a casing for a discharging ventilation blower 15 are divided into an upper segment and a lower segment, rails 16 are removed from grooves 34, 35, the suction blower 13 and the discharging blower 15 can be thereby easily fitted or removed.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a ventilation air conditioning unit installed in a building for recovering heat while performing air conditioning ventilation.

[0002]

2. Description of the Related Art In recent years, with the widespread use of ventilation and air-conditioning units installed in the ceiling of a building for ventilation and air conditioning, there is an increasing demand for workability and maintenance.

Conventionally, this type of ventilation air conditioning unit is shown in FIG.
The structure shown in FIG. The configuration will be described below with reference to FIG.

As shown in FIG.
02 and a total heat exchange chamber 103, and an air conditioning fan 106 having an air conditioning fan 104 and an air conditioning casing 105 in the air conditioning chamber 102, and a cooling and heating heat exchanger 107 in communication with the air conditioning fan 106. An indoor air inlet 108 opened laterally of the blower 106 and an indoor air supply port 10 facing the cooling / heating heat exchanger 107 in a horizontal direction.
9, a total heat exchanger 110 is provided in the total heat exchange chamber 103, and an intake fan 11 is provided at a position communicating with the total heat exchanger 110.
1 and an intake blower 11 having an intake casing 112
3, an exhaust fan 114 having an exhaust fan 114 and an exhaust casing 115, an outside air intake 118 facing the intake fan 111 and adjacent to the outdoor exhaust port 117 and the total heat exchanger 110, an indoor air supply port dedicated to exhaust air 119 was provided, and a metal adapter 120 was provided at each intake.

[0005]

In the structure of such a conventional ventilation unit, there are many individual parts, the air conditioning blower 106, the intake blower 113, and the exhaust blower 116 are poor in maintainability, and the adapter 120 is used. Since it is made of metal, there was a problem that the heat insulation workability during construction was poor.

SUMMARY OF THE INVENTION The first object of the present invention is to solve the above problems and to improve the maintainability of an intake air blower, an exhaust air blower and an air conditioner blower.

A second object is to disassemble the upper and lower halves of the molded product by a simpler method.

A third object is to enable attachment / detachment during cleaning of the total heat exchanger and attachment / detachment of the intake blower and exhaust blower during maintenance, either from the top surface or the bottom surface.

A fourth object is to allow the air conditioning casing to be maintained from above and below.

A fifth object is to increase the amount of circulating air to each living room. A sixth object is to improve the workability of the heat insulation work for the duct work of the adapter.

A seventh object is to improve the attachment / detachment operability of the filter of the total heat exchanger.

[0012]

In order to achieve the above first object, the ventilation air conditioning unit of the present invention comprises:
An air conditioning blower and a total heat exchanger provided in the main body,
An air conditioner heat exchanger provided in communication with the air conditioner blower, and an intake air blower and an exhaust air blower arranged in communication so that the intake flow and the exhaust flow pass through the total heat exchanger, The opening for accommodating the total heat exchanger, the casing for the intake blower, and the casing for the exhaust blower are formed by a molded product that is divided into two parts, that is, an upper part and a lower part.

In order to achieve the second object, the second
In addition to the first means, the means of includes a rail for guiding the total heat exchanger, and a groove provided in an opening of the molded product divided into two so as to hold the rail. A fastener is provided on the mounting surface.

Further, in order to achieve the third object, the third means is, in addition to the first means, a top plate and a bottom plate provided above and below the molded product divided into two parts, and the top plate and the bottom plate. The total heat exchanger includes a fitting hole into which the total heat exchanger can be fitted, and a blind cover that closes the fitting hole in the top plate or the bottom plate, and the total heat exchanger can be attached and detached from the top plate side or the bottom plate side.

Further, in order to achieve the fourth object, the fourth means has a structure in which the casing of the air conditioning blower in the first means is vertically divided into two parts.

Further, in order to achieve the fifth object, the fifth means is, in addition to the first means, a double suction type air conditioner provided on one side of an air conditioner fan having air conditioning fans on both sides. And a plurality of indoor air intakes formed in the main body, and the air passages of the air-conditioning fans formed in the double suction type are communicated with the plurality of indoor air intakes.

In order to achieve the sixth object, the sixth
The means of, in addition to the first means, a plurality of inlets and outlets provided in the main body, adapters for duct connection provided in the inlets and outlets, and a heat insulating material provided in a panel forming the main body. And a heat insulating molded product in which the adapter and the heat insulating material are integrated.

Further, in order to achieve the seventh object, the seventh means is, in addition to the first means, a lid and a frame provided at an end of the total heat exchanger, and total heat exchange with the lid and the frame. A receiving groove formed by an L-shaped portion that projects substantially parallel to the intake surface of the heat exchanger, and a filter that covers the intake surface of the total heat exchanger, and the filter is detachably supported in the receiving groove. Use a strict configuration.

[0019]

According to the present invention, with the structure of the above-mentioned first means, the intake blower and the exhaust blower can be easily removed by removing the upper and lower half integrally molded products.

Further, according to the structure of the second means, the groove of the molded product and the contact surface of the rail can be attached and detached by the surface fastener, so that the intake blower and the exhaust blower can be easily removed.

Further, according to the structure of the third means, the total heat exchanger, the air blower for intake air, and the total heat exchanger from both the upper surface and the lower surface of the main body can be formed by the fitting holes formed in the top and bottom plates and the bottom plate of the total heat exchanger. The exhaust blower can be removed.

Further, since the casing of the air conditioner blower is divided into the upper and lower parts by the structure of the fourth means, the air conditioner blower can be removed from either the upper surface or the lower surface of the main body.

Further, according to the constitution of the fifth means, since the air conditioning fans on one side of the air conditioning blower are both sucked in and the air passage communicating with the indoor air intake is formed, the amount of circulating air to each room is increased. can do.

Also, with the structure of the sixth means, since the adapters provided at the respective outlets and inlets and the heat insulating material of the main body are integrated, the heat insulation workability of the duct construction of the adapter can be improved. .

Further, with the configuration of the seventh means, it is possible to improve the attachment / detachment operability of the filter of the total heat exchanger.

[0026]

【Example】

(Embodiment 1) Hereinafter, a first embodiment of the present invention will be described with reference to FIG.
The description will be made with reference to FIG.

As shown in the figure, an air conditioner blower 7 having air conditioner fans 2, 3, 4 and air conditioner casings 5, 6 in the main body 1 of the ventilation air conditioner unit, and in communication with this air conditioner blower 7. A heat exchanger 8 for cooling and heating is provided, an indoor air intake 9 opened laterally of the blower 7 for air conditioning, and an indoor air supply port 10 horizontally provided facing the heat exchanger 8 for cooling and heating, and a total heat exchanger 11 An intake blower 13 having an intake fan 12 at a position communicating with the total heat exchanger 11, an exhaust blower 15 having an exhaust fan 14, and a total heat exchanger 11
The upper molded product A17 and the lower molded product B18 that hold the four rails 16 that guide the fan and configure the casings of the intake blower 13 and the exhaust blower 15 are provided outdoors, facing the intake fan 12. Exhaust port 19 and total heat exchanger 11
And the indoor air intake 2 for exclusive use of exhaust
1 and a heat insulation molded product A2 having an indoor air supply adapter 22 integrated with the heat insulation material of the main body 1 at each intake
3, heat insulation molded product B25 having the adapter 24 for indoor air intake, heat insulation molded product C27 having the adapter 26 for indoor air intake, outdoor exhaust adapter 28, external air intake adapter 29, indoor air intake dedicated to exhaust Input adapter 30
The heat insulating molded product D31 having the above is provided.

The molded products A17 and B18 are provided with openings 32 and 33 for accommodating the total heat exchanger 11 in the center, and grooves 34 and 35 are provided at the four corners of the openings 32 and 33. The rail 16 is fixed to the grooves 34, 35 of the tape with double-sided tape. Further, molded product A17, molded product B18
Is constructed by vertically assembling the casings of the intake blower 13 and the exhaust blower 15. The intake blower 13 and the exhaust blower 15 have an intake motor 36 and an exhaust motor 37, respectively, and a motor fixing plate A3.
8. Hold the motor fixing plate B39, and the motor fixing plate A38 and the motor fixing plate B39 are a top plate 40 and a bottom plate 41.
It is fixed by a screw 42. Further, the bottom plate 41 is provided with a fitting insertion hole 43, and the bottom plate 41 is a decorative screw 43 for the total heat exchanger 11.
The lid 44 is fixed.

With the above structure, the decorative screw 43 is loosened, the total heat exchanger 11 is removed, the screws (not shown) of the bottom plate 41 and the screw 42 are removed, and the bottom plate 41 is removed.
Rail 16 fixed to molded product A17 and molded product B18
When the molded product A17 and the molded product B18 are removed and the screw 42 is removed, the intake blower 13 and the exhaust blower 15 can be easily taken out from the main body 1.

As described above, according to the ventilation air conditioning unit of the first embodiment of the present invention, since the intake blower 13 and the exhaust blower 15 can be easily taken out from the main body 1, the intake blower 13 and the exhaust blower are provided. Not only 15 maintenance,
The air conditioner blower 7 can also be maintained.

(Second Embodiment) A second embodiment of the present invention will be described below with reference to FIG.

Regarding the same parts as in the first embodiment,
The same reference numerals are given and detailed description is omitted.

As shown in the figure, molded product A17 and molded product B
A hook-and-loop fastener "registered trademark" at the ends of the grooves 34, 35 of 18
"Magic tape (female)" 45 is fixed with double-sided tape,
A surface fastener "registered trademark; Velcro (male)" 46 is fixed to both ends of the rail 16 with double-sided tape.

With the above structure, the rail 16 is formed into the molded product A1.
7. The molded product B18 can be removed with one touch, and the intake blower 13 and the exhaust blower 15 can be removed more easily.

As described above, according to the ventilation air conditioning unit of the second embodiment of the present invention, the intake blower 13 and the exhaust blower 1
5 can be removed more easily and can be easily reassembled.

(Third Embodiment) A third embodiment of the present invention will be described below with reference to FIG.

Regarding the same parts as in the first embodiment,
The same reference numerals are given and detailed description is omitted.

As shown in the figure, the bottom plate 41 and the top plate 40
Fitting holes 43 and 47 are provided in A, respectively, and a lid 44 of the total heat exchanger 11 is fixed to the bottom plate 41 with a decorative screw 43.
A blind cover 48 is fixed to the fitting insertion hole 47 of the top plate 40A with a screw (not shown).

With the above structure, the decorative screw 43 is removed,
Remove the total heat exchanger 11, remove the blind cover 48 attached to the top plate 40A, attach to the bottom plate 41 with the screw 42, put the total heat exchanger 11 into the main body 1 through the fitting hole 47 of the top plate 40A, and make up. If fixed to the top plate 40A with the screw 43, the total heat exchanger 11 can be attached and detached from the upper surface of the main body 1. Further, by removing the screws (not shown) of the top plate 40A and removing the top plate 40A, the intake blower 13 and the exhaust blower 15 can be removed from the upper surface of the main body 1.

As described above, according to the ventilation / air-conditioning unit of the third embodiment of the present invention, the attachment / detachment for cleaning the total heat exchanger 11 and the attachment / detachment of the intake blower 13 and the exhaust blower 15 for maintenance are performed on the top surface. It can be done from either bottom.

(Embodiment 4) A fourth embodiment of the present invention will be described below with reference to FIGS.

Regarding the same parts as in the first embodiment,
The same reference numerals are given and detailed description is omitted.

As shown in the figure, in the air conditioning blower 7, the air conditioning motor 49 is attached to the motor auxiliary plate 50 and the motor fitting 51.
The motor auxiliary plate 50 is fixed to the panel 54 of the main body 1 by the motor plate 53. Further, the air-conditioning casings 5 and 6 are fitted to each other and fixed to the air-conditioning motor 49, and the air-conditioning fans 2, 3 and 4 are sandwiched and fixed to the top plate 40, the bottom plate 41 and the panel 54.

With the above structure, the bottom plate 41 and the air conditioning casing 5 are removed, the screws 52 are removed, and the motor fitting 51 is removed.
If this is done, the air conditioning motor 49 can be removed from the lower surface of the main body 1 integrally with the air conditioning fans 2, 3, 4.

If the top plate 40 is removed, the air conditioning motor 49 can be similarly removed from the upper surface of the main body 1.

As described above, according to the ventilation / air-conditioning unit of the fourth embodiment of the present invention, the air-conditioning casing can be maintained from above and below.

(Fifth Embodiment) A fifth embodiment of the present invention will be described below with reference to FIGS. 7 and 8.

Regarding the same parts as in the fourth embodiment,
The same reference numerals are given and detailed description is omitted.

As shown in the figure, the air-conditioning blower 7 is provided with an air-conditioning motor 49 having air-conditioning fans 2, 3 and 4, and the air-conditioning fans 3 and 4 are fixed back to back to the shaft of the air-conditioning motor 49. There is. Further, the air-conditioning casings 5 and 6 sandwiching the air-conditioning fans 2, 3 and 4 and the molded product A1.
7. Air passage 5 leading to air conditioning fan 4 between molded product B18
5 is formed.

With the above structure, when the air conditioning motor 49 is operated, the room air is taken in through the room air intake 9, and the air flows as shown by arrows A, B and C in the figure.

As described above, according to the ventilation air conditioning unit of the fifth embodiment of the present invention, it is possible to increase the circulating air volume to each living room.

(Sixth Embodiment) A sixth embodiment of the present invention will be described below with reference to FIGS.

The same parts as those in the first and fourth embodiments are designated by the same reference numerals and detailed description thereof will be omitted.

As shown in the figure, the indoor air intake 9 is provided on one side of the panel 54 of the main body 1, the indoor air intake 9 is provided on the other side of the panel 54, and the indoor air supply port 10 is provided on the panel 56.
The panel 57 is provided with an outdoor exhaust port 19, an outside air intake port 20, and an exhaust-use indoor air intake port 21, and the panels 54, 56, 5 are provided.
In FIG. 7, a heat insulation molded product A23 having an indoor air supply adapter 22, a heat insulation molded product B25 having an indoor air intake adapter 24, a heat insulation molded product C27 having an indoor air intake adapter 26, and an outdoor exhaust A heat insulating molded article D31 having an adapter 28, an outside air intake adapter 29, and an exhaust air indoor air intake adapter 30 is mounted on a top plate 40 and a bottom plate 41.
It is fixed by pinching it in the bending 58.

With the above structure, the indoor air supply adapter 22, the indoor air intake adapters 24 and 26, the outdoor exhaust adapter 28, the outside air intake adapter 29, and the exhaust-exclusive indoor air intake adapter 30 are installed on the panel 54, 5
The heat insulating adapter can also be used as the heat insulating material of 6, 57.

As described above, according to the ventilation air conditioning unit of the sixth embodiment of the present invention, the workability of the heat insulation work for the duct work of the adapter can be improved.

(Seventh Embodiment) A seventh embodiment of the present invention will be described below with reference to FIGS. 12 and 13.

Regarding the same parts as in the first embodiment,
The same reference numerals are given and detailed description is omitted.

As shown in the figure, the total heat exchanger 11 has a lid 44.
And a nut 61 to the through bolt 60 with the tip of the frame 59 crimped.
The total heat exchanger 11 is fixed to the lid 44 and the frame 59.
A receiving groove 62 formed by an L-shaped portion projecting substantially parallel to the outer surface of the heat exchanger 11 is provided, and a filter 64 having a handle 63 for covering the intake surface of the total heat exchanger 11 is fixed so as to be detachable. Further, the lid 44 is provided with a handle 65 and a hole 66, and is fixed to a nut (not shown) of the bottom plate 41 with a decorative screw 43.

With the above structure, the filter 64 can be removed by loosening the decorative screw 43, holding the handle 65, pulling out the total heat exchanger 11, and pulling the filter handle 63.

As described above, according to the ventilation air conditioning unit of the seventh embodiment of the present invention, it is possible to improve the attachment / detachment operability of the filter of the total heat exchanger.

[0062]

As is apparent from the above embodiments, according to the present invention, an air conditioning blower and a total heat exchanger provided in the main body, and a cooling and heating heat exchanger provided in communication with the air conditioning blower. And an intake air blower and an exhaust air blower that are arranged in communication with the total heat exchanger so that the intake air flow and the exhaust air flow pass therethrough, and the opening for accommodating the total heat exchanger and the intake air blower are provided. Since the casing and the casing of the exhaust blower are formed by a molded product that is vertically divided into two parts, it is possible to provide a ventilation air conditioning unit with improved maintainability of the intake blower, the exhaust blower, and the like.

Further, a rail for guiding the total heat exchanger,
Since the groove provided in the opening of the molded product divided into two so as to hold the rail is provided and the surface fastener is provided on the groove and the mounting surface of the rail, the molded product divided into upper and lower parts can be easily formed. Can be decomposed into

Further, a top plate and a bottom plate provided above and below the molded product divided into two, a fitting insertion hole into which the total heat exchanger can be fitted, and a fitting insertion hole of the top plate or the bottom plate. Since the total heat exchanger is equipped with a blind lid that can be attached and detached from the top plate side or the bottom plate side, the total heat exchanger can be attached and detached from either the top plate side or the bottom plate side when cleaning. The property is improved.

Further, since the casing of the air conditioning blower is vertically divided into two parts, the air conditioning blower can be attached and detached from either the upper surface or the lower surface of the main body.

Further, the air-conditioning fan is provided on both sides, the air-conditioning fan is provided on one side of the air-conditioning fan, and the air-conditioning fan is formed on both sides. Since the air passage of the air-conditioning fan formed in a shape is communicated with the plurality of indoor air intakes, it is possible to increase the amount of circulating air to each living room.

Further, the adapter is provided with a plurality of inlets and outlets provided in the main body, adapters for connecting ducts provided in the inlets and outlets, and a heat insulating material provided in a panel forming the main body. Since it is composed of a heat insulating molded product in which the heat insulating material and the heat insulating material are integrated, the heat insulating property of the main body can be improved and the heat insulating work at the time of duct construction can be simplified.

Further, a lid and a frame provided at the end of the total heat exchanger, and a receiving groove formed in the lid and the frame by an L-shaped portion protruding substantially parallel to the intake surface of the total heat exchanger, A filter having a shape that covers the intake surface of the total heat exchanger,
Since the filter is detachably supported in the receiving groove, the filter can be easily attached and detached.

[Brief description of drawings]

FIG. 1 is an exploded perspective view showing a configuration of a ventilation air conditioning unit according to a first embodiment of the present invention.

FIG. 2 is a sectional view of the ventilation air conditioning unit of the first embodiment.

FIG. 3 is an exploded perspective view showing a configuration of a ventilation air conditioning unit of the second embodiment.

FIG. 4 is an exploded perspective view showing the configuration of the ventilation air conditioning unit of the third embodiment.

FIG. 5 is an exploded perspective view showing a configuration around an air conditioning motor of the ventilation air conditioning unit of the fourth embodiment.

FIG. 6 is a cross-sectional view showing the configuration around an air conditioning motor of the ventilation air conditioning unit of the fourth embodiment.

FIG. 7 is a sectional view showing the structure of a ventilation air conditioning unit of the fifth embodiment.

FIG. 8 is a perspective view showing an air passage structure of the ventilation air conditioning unit of the fifth embodiment.

FIG. 9 is a sectional view showing the overall configuration of a ventilation air conditioning unit of the sixth embodiment.

FIG. 10 is a sectional view showing the configuration of an indoor air intake of the ventilation air conditioning unit of the sixth embodiment.

FIG. 11 is a sectional view showing the structure of an indoor air supply port of the ventilation air conditioning unit of the sixth embodiment.

FIG. 12 is an exploded perspective view showing a configuration of a ventilation air conditioning unit of the seventh embodiment.

FIG. 13 is an exploded perspective view showing the configurations of a total heat exchanger and a bottom plate of the ventilation air conditioning unit of the seventh embodiment.

FIG. 14 is a cross-sectional view showing the configuration of a conventional ventilation air conditioning unit.

[Explanation of symbols]

 1 Main Body 2 Air Conditioning Fan 3 Air Conditioning Fan 4 Air Conditioning Fan 5 Air Conditioning Casing 6 Air Conditioning Casing 7 Air Conditioning Blower 8 Air Conditioning Heat Exchanger 9 Indoor Air Inlet 10 Indoor Air Supply Port 11 Total Heat Exchanger 13 For Intake Blower 15 Exhaust blower 16 Rail 17 Molded product A 18 Molded product B 22 Adapter 23 Heat insulation molded product A 25 Heat insulation molded product B 27 Heat insulation molded product C 31 Heat insulation molded product D 32 Opening 33 Opening 34 Groove 35 Groove 40A Top plate 40 Top plate 41 Bottom plate 43 Fitting hole 44 Lid 45 Surface fastener 46 Surface fastener 47 Fitting hole 48 Blind lid 54 Panel 55 Airway 56 Panel 57 Panel 59 Frame 62 Receiving groove 64 Filter

Claims (7)

[Claims] 1. An intake air flow and an exhaust air flow pass through the air conditioning blower and total heat exchanger provided in the main body, the cooling and heating heat exchanger provided in communication with the air conditioning blower, and the total heat exchanger. And an air blower for exhaust air which are arranged so as to communicate with each other, and an opening for accommodating the total heat exchanger, and a casing for the air blower for intake and a casing for the air blower for exhaust are vertically divided into two parts. Ventilation and air conditioning unit made of products. 2. A rail for guiding the total heat exchanger, and a groove provided in an opening of a molded product which is divided into two so as to hold the rail, and a surface fastener is provided on a mounting surface of the groove and the rail. The ventilation air conditioning unit according to claim 1, which is provided. 3. A top plate and a bottom plate provided above and below the molded product divided into two parts, a fitting insertion hole into which the total heat exchanger can be fitted, and a fitting insertion hole of the top plate or the bottom plate. The ventilation air-conditioning unit according to claim 1 or 2, further comprising: a blind cover that closes the heat exchanger, the total heat exchanger being detachable from the top plate side or the bottom plate side. 4. The ventilation air conditioning unit according to claim 1, wherein the casing of the air conditioning blower is vertically divided into two parts. 5. An air-conditioning fan having air-conditioning fans on both sides, the air-conditioning fan formed on both sides of the air-conditioning fan, and a plurality of indoor air intakes formed on the main body.
The ventilation air conditioning unit according to claim 1 or 4, wherein an air passage of an air conditioning fan formed in the double suction type is connected to the plurality of indoor air intakes. 6. The adapter, comprising: a plurality of inlets and outlets provided in the main body; adapters for connecting ducts provided in the inlets and outlets; and a heat insulating material provided in a panel forming the main body. The ventilation air conditioning unit according to claim 1, wherein the ventilation air conditioning unit is configured by a heat insulating molded product in which a heat insulating material and an insulating material are integrated. 7. A lid and a frame provided at an end portion of the total heat exchanger, and a receiving groove formed in the lid and the frame by an L-shaped portion protruding substantially parallel to an intake surface of the total heat exchanger, The ventilation air conditioning unit according to claim 1, further comprising: a filter having a shape that covers an intake surface of the total heat exchanger, the filter being detachably supported in the receiving groove.